Vtg David Brett Sweater Nordic Fair Isle Pearlized Buttons Silk Ramie Angora M

Vintage pullover nordic-style sweater by David Brett Inc. Blue with pink and cream colored curved fair isle pattern. 1/4 button, pearlized (plastic?) buttons. Material is a silk / ramie / angora / acrylic / nylon blend. Tagged a size M, but note that this is vintage sizing, which may differ from modern sizing, See photos. for more details and measurements taken.